package com.itheima.constructor;

public class Test {
    public static void main(String[] args) {
        // 目标：认识构造器，搞清楚其特点和应用场景。
        Student s1 = new Student();

        Student s2 = new Student("李翠花");

        Student s3 = new Student("李翠花", 169.9);

    }
}

